Home / 1,672,694.46-2,508,663.42-773,642.88

Finding the Fourth Proportional to 1,672,694.46, 2,508,663.42 and 773,642.88

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Solution

The fourth proportional to 1,672,694.46, 2,508,663.42 and 773,642.88 is: 1,160,289.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,672,694.46 : 2,508,663.42 = 773,642.88 : x
  2. Step 2: Convert to fraction form
    1,672,694.46/2,508,663.42 = 773,642.88/x
  3. Step 3: Cross multiply
    1,672,694.46x = 2,508,663.42 × 773,642.88
  4. Step 4: Simplify right side
    1,672,694.46x = 1,940,809,593,199.45
  5. Step 5: Solve for x
    x = 1,940,809,593,199.45/1,672,694.46
  6. Step 6: Final answer
    x = 1,160,289.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.